California Dams
1,436 dams tracked by the National Inventory of Dams
Total Dams
1,436
High Hazard
821
57.2%
Poor / Unsatisfactory
66
Average Age
77 yrs
Hazard Classification
High821 (57.2%)
Significant160 (11.1%)
Low455 (31.7%)
Condition Assessment
Satisfactory1,093 (76.1%)
Fair106 (7.4%)
Poor / Unsatisfactory66 (4.6%)
Not Rated171 (11.9%)
Federal
163
State
50
Local
322
Private
617
Tallest Dams
- New Bullards Bar645 ft
- New Melones Dam625 ft
- Shasta Dam602 ft
- Don Pedro Main585 ft
- Seven Oaks550 ft
High Hazard Dams
- New Bullards BarHigh
- New Melones DamHigh
- Shasta DamHigh
- Don Pedro MainHigh
- Seven OaksHigh
Poor Condition Dams
- CastaicPoor
- NacimientoPoor
- AndersonUnsatisfactory
- El CapitanPoor
- Santa FeliciaPoor
All Dams in California
Showing 401–425 of 455
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Busters Reservoir Lassen County | 8 | 1955 | Low | Not Rated |
| Burger Modoc County | 47 | 1968 | Low | Satisfactory |
| Buck Island Main El Dorado County | 22 | 1963 | Low | Satisfactory |
| Buckhorn Lassen County | 35 | 1904 | Low | Satisfactory |
| Buchanan Modoc County | 7 | 1890 | Low | Not Rated |
| Brick Flat Pit Containment Shasta County | 160 | 1994 | Low | Satisfactory |
| Branham Flat Lassen County | 20 | 1880 | Low | Satisfactory |
| Boron Tails Pond 6 Kern County | 39 | 1980 | Low | Satisfactory |
| Borax Solar Evaporation Ponds Kern County | 18 | 1984 | Low | Satisfactory |
| Boole Placer County | 25 | 1951 | Low | Satisfactory |
| Bonita Long Canyon San Diego County | 29 | 1986 | Low | Satisfactory |
| Boles Meadow Modoc County | 8 | 1986 | Low | Not Rated |
| Boggs and Warren Modoc County | 12 | 1922 | Low | Satisfactory |
| Blue Lake Lassen County | 8 | 1960 | Low | Not Rated |
| Blakely El Dorado County | 19 | 1875 | Low | Poor |
| Black Rock Creek Monterey County | 54 | 1925 | Low | Satisfactory |
| Black Reservoir Mono County | 18 | 1905 | Low | Satisfactory |
| Black Butte Reregulating Tehama County | 25 | 1989 | Low | Satisfactory |
| Big Lagoon Humboldt County | 16 | 1947 | Low | Satisfactory |
| Big Johnson Modoc County | 18 | 1959 | Low | Satisfactory |
| Big Dobe South Modoc County | 11 | 1912 | Low | Satisfactory |
| Big Dobe North Modoc County | 9 | 1912 | Low | Satisfactory |
| Big Creek Dam No. 4 Fresno County | 75 | 1913 | Low | Satisfactory |
| Big Canyon Creek El Dorado County | 63 | 1935 | Low | Satisfactory |
| Big Bend Butte County | 61 | — | Low | Satisfactory |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.